LP3852, LP3855

SNVS174I – FEBRUARY 2003 – REVISED FEBRUARY 2015

www.ti.com

Table of Contents

9.3

Feature Description................................................. 12

1

Features .................................................................. 1

9.4

Device Functional Modes........................................ 13

2

Applications ........................................................... 1

10

Application and Implementation........................ 14

3

Description ............................................................. 1

10.1

Application Information.......................................... 14

4

Simplified Schematics........................................... 1

10.2

Typical Applications ............................................. 14

5

Revision History..................................................... 2

11

Power Supply Recommendations ..................... 17

6

Voltage Options ..................................................... 3

12

Layout................................................................... 18

7

Pin Configuration and Functions ......................... 4

12.1

Layout Guidelines ................................................. 18

8

Specifications......................................................... 5

12.2

Layout Example .................................................... 18

8.1

Absolute Maximum Ratings ...................................... 5

12.3

RFI and/or EMI Susceptibility................................ 19

8.2

ESD Ratings.............................................................. 5

12.4

Power Dissipation/Heatsinking.............................. 19

8.3

Recommended Operating Conditions ....................... 5

13

Device and Documentation Support ................. 21

8.4

Thermal Information .................................................. 5

13.1

Related Links ........................................................ 21

8.5

Electrical Characteristics........................................... 6

13.2

Trademarks ........................................................... 21

8.6

Typical Characteristics .............................................. 8

13.3

Electrostatic Discharge Caution ............................ 21

9

Detailed Description ............................................ 11

13.4

Glossary ................................................................ 21

9.1

Overview ................................................................. 11

14

Mechanical, Packaging, and Orderable

9.2

Functional Block Diagrams ..................................... 11

Information ........................................................... 21

5 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision H (December 2014) to Revision I

Page

•

Changed pin names to TI nomenclature; correct typos ........................................................................................................ 1

•

Changed pin numbers and I/O types to correct errors .......................................................................................................... 4

•

Changed Handling to ESD Ratings ....................................................................................................................................... 5

Changes from Revision G (April 2013) to Revision H

Page

•

Added Device Information and Handling Rating tables, Feature Description, Device Functional Modes, Application

and Implementation, Power Supply Recommendations, Layout, Device and Documentation Support, and

Mechanical, Packaging, and Orderable Information sections; moved some curves to Application Curves section;

updated Thermal Values ....................................................................................................................................................... 1

Changes from Revision F (April 2013) to Revision G

Page

•

Changed layout of National Data Sheet to TI format ........................................................................................................... 20

2

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